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SDN8050
2
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SDN8040
SDN8060
SDN8070
Ω×1
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SDN8080
8-4
IGNITION SYSTEM
SPARK PLUG CAP
1. Remove:
•
Spark plug cap
2. Connect:
•
Pocket tester
(to the spark plug cap)
3. Measure:
•
Spark plug cap resistance
Out of specification → Replace.
Spark plug cap resistance:
5 kΩ at 20˚C (68˚F)
IGNITION COIL
1. Disconnect:
•
Ignition coil lead
•
Spark plug lead
2. Connect:
•
Pocket tester
(to the ignition coil and spark plug lead)
3. Measure:
•
Primary coil resistance 1
•
Secondary coil resistance 2
Out of specification → Replace.
Primary coil resistance 1:
0.38 ~ 0.46 Ω at 20˚C (68˚F)
Secondary coil resistance 2:
5.8 ~ 7.0 kΩ at 20˚C (68˚F)
AC MAGNETO
1. Disconnect:
•
AC magneto coupler
2. Connect:
•
Pocket tester
(to the AC magneto coupler)
3. Measure:
•
Charge coil/pickup coil resistances
Out of specification → Replace.
Pickup coil resistance 1:
(White/Red – White/Green)
189 ~ 231 Ω at 20˚C (68˚F)
Charge coil resistance 2:
(White – White)
0.36 ~ 0.44 Ω at 20˚C (68˚F)
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